Patent US3021667A successfully refreshed from Google Patents.
US3021667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for initiating the combustion of hydrazine
Assignee: Olin Corp
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Filing: 1953-06-02
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Granted: 1962-02-20
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Expires: 1973-06-02
Abstract
No abstract record available.
Inventors
- 👤 Donald N Griffin
- 👤 Donald R Feller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:00
CPC Classifications
C; C06; C06C; C06C9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A METHOD FOR INITIATING THE COMBUSTION OF HYDRAZINE WHICH COMPRISES REACTING THE HYDRAZINE WITH A SOLID SILVER SALT OF AN OXIDIZING ACID TO PRODUCE A FLAMING IGNITION OF THE HYDRAZINE, THE REACTION SYSTEM CONSISTING ESSENTIALLY OF THE REACTANTS AND THE RESULTANTS OF REACTION.
Claim 2
Independent Claim
43 words
A METHOD FOR INITIATING THE COMBUSTION OF HYDRAZINE WHICH COMPRISES REACTING THE HYDRAZINE WITH A SOLID SILVER SALT OF AN OXIDIZING ACID TO PRODUCE A FLAMING IGNITION OF THE HYDRAZINE, THE REACTION SYSTEM CONSISTING ESSENTIALLY OF THE REACTANTS AND THE RESULTANTS OF REACTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |